Type: K/N/E/J/T/S/R/B
Place of Origin: Zhejiang, China (Mainland)
Accuracy: I-0.4%t, II-0.75%t, III-1.5%t
Core number: Single / Double
Insulator: 99.6% high purity MgO
Certificate:ISO9001, IATF16949, CE
Application: connecting with thermocouple and instrument machine
Conductor material: NiCr-NiSi, NiCrSi-NiSi, NiCr-Konstantan, Fe-Konstantan, Cu-Konstantan
Sheath material: Inconel600, 0Cr18Ni10Ti, SS304S,SS316L, SS310,SS316,GH3030, GH3039, GH747
Sheath Dia(mm): 0.5mm to 12.7mm :φ0.5,φ1.0, φ1.5(1.6), φ2.0, φ3.0(3.2),φ4.0,φ5.0(4.8),φ6.0(6.4),φ8.0,φ12.7
Product Name | Code | Type | Shaeth Material | Outside Dia. | Temperature |
NiCr-NiSi /NiCr-NiAl | KK | K | SS304 SS316 | 0.5-1.0 | 400 |
1.5-3.2 | 600 | ||||
4.0-8.0 | 800 | ||||
SS310 Inconel600 | 0.5-1.0 | 500 | |||
1.5-3.2 | 800 | ||||
4.0-6.4 | 900 | ||||
8.0-12.7 | 1000 | ||||
NiCrSi-NiSi | NK | N | SS304 SS316 | 0.5-1.0 | 400 |
1.5-3.2 | 600 | ||||
4.0-8.0 | 800 | ||||
SS310 Inconel600 | 0.5-1.0 | 500 | |||
1.5-3.2 | 800 | ||||
4.0-6.4 | 900 | ||||
8.0-12.7 | 1000 | ||||
NiCr-Konstantan | EK | E | SS304 SS316 | 0.5-1.0 | 400 |
1.5-3.2 | 600 | ||||
4.0-8.0 | 800 | ||||
Fe-Konstantan | JK | J | SS304 SS316 | 0.5-1.0 | 400 |
1.5-3.2 | 600 | ||||
4.0-8.0 | 800 | ||||
Cu-Konstantan | TK | T | SS304 SS316 | 0.5-1.0 | 400 |
1.5-3.2 | 600 | ||||
4.0-8.0 | 800 | ||||
RhPt10-Ph | SK | S | Inconel600 | 6.0-12.7 | 1100 |
Different temperature measuring media and service conditions have an impact on the service life and temperature range of armored thermocouples, the data in the table is only recommended data.
Type | Class I | Class II | ||
Accuracy | Temp.Range | Accuracy | Temp.Range | |
K | ±1.5℃ | -40~375℃ | ±2.5℃ | -40~375℃ |
±0.4% | 375℃-1000℃ | ±0.75% | 375℃-1000℃ | |
N | ±1.5℃ | -40~375℃ | ±2.5℃ | -40~375℃ |
±0.4% | 375℃-1000℃ | ±0.75% | 375℃-1000℃ | |
E | ±1.5℃ | -40~375℃ | ±2.5℃ | -40~375℃ |
±0.4% | 375℃-800℃ | ±0.75% | 375℃-800℃ | |
J | ±1.5℃ | -40~375℃ | ±2.5℃ | -40~375℃ |
±0.4% | 375℃-800℃ | ±0.75% | 375℃-800℃ | |
T | ±0.5℃ | -40~125℃ | ±1.0℃ | -40~125℃ |
±0.4% | 125℃-350℃ | ±0.75% | 125℃-350℃ | |
S | 0-1100℃ | ±1.0℃ | 0-1100℃ | ±1.5℃ |
Mineral Insulated Metal Sheathed (MIMS) Cable is a type of electrical cable known for its durability, fire resistance, and high performance in extreme conditions. It is commonly used in applications where safety, reliability, and longevity are critical. Below is an overview of its key features, construction, and applications:
Key Features:
Fire Resistance:
MIMS cables are highly fire-resistant and can operate in high-temperature environments (up to 250°C or higher, depending on the type).
They do not emit toxic fumes or smoke when exposed to fire, making them ideal for fire-sensitive applications.
Mechanical Strength:
The metal sheath provides excellent mechanical protection, making the cable resistant to crushing, impact, and vibration.
Chemical Resistance:
Resistant to oils, solvents, and many chemicals, making it suitable for harsh industrial environments.
Long Lifespan:
MIMS cables are highly durable and can last for decades with minimal maintenance.
Environmental Resistance:
Resistant to moisture, radiation, and UV exposure, making them suitable for outdoor and underground use.
Compact Design:
The cable has a small outer diameter compared to other cables with similar performance, making it easier to install in tight spaces.
Construction:
MIMS cables are constructed using the following components:
Conductors:
Typically made of copper or stainless steel, depending on the application.
Available in single-core or multi-core configurations.
Mineral Insulation:
Magnesium oxide (MgO) is commonly used as the insulating material. It is compressed around the conductors to provide excellent electrical insulation and thermal conductivity.
Metal Sheath:
The outer sheath is usually made of copper, stainless steel, or other alloys, providing mechanical protection and grounding.
Outer Coating (Optional):
An additional PVC or LSZH (Low Smoke Zero Halogen) coating may be applied for extra protection or to meet specific installation requirements.
MIMS cables are commonly used in:
Industrial Settings: Factories, refineries, and chemical plants where durability and safety are paramount.
Power Generation and Distribution: Including connections to transformers and switchgear.
Building Services: For fire alarms, emergency lighting, and other critical systems in commercial buildings.
Marine and Offshore Installations: Due to their resistance to harsh conditions and potential exposure to water and chemicals.
Installation Considerations
Bending Radius: MIMS cables have a minimum bending radius that must be observed during installation to prevent damage.
Termination: Proper termination techniques are necessary to ensure the integrity and performance of the cable.
Cost: Generally, MIMS cables tend to be more expensive than standard cables due to their construction and the materials used.
Conclusion
Mineral Insulated Metal Sheathed cables are an excellent choice for applications requiring high safety standards, durability, and resistance to fire and environmental conditions. Their unique design makes them suitable for a wide range of critical applications in various sectors.
Fire Protection Systems:
Fire alarms, emergency lighting, and smoke extraction systems.
High-Temperature Environments:
Furnaces, kilns, and industrial heating systems.
Hazardous Areas:
Petrochemical plants, oil refineries, and gas installations.
Nuclear Power Plants:
Due to their radiation resistance and reliability.
Public Buildings:
Hospitals, airports, and shopping centers for fire safety systems.
Marine and Offshore:
Used in ships and offshore platforms due to their resistance to moisture and harsh conditions.
Aerospace and Defense:
Critical systems requiring high reliability and performance.
A. Main Products
B. Package
We add heat shrink tubing and plastic film to make sure high insulated resistance.
Except marking notes, we also have pass card and test report for every coil cable.
C. Mi cable Production line
We have high - quality professional products, as well as advanced product lines and equipments. All of the products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world.Along the increasing market demands, we continuously satisfy customers by updating products to improve prouduction systems, improve quality.
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